:root{--bg:#0f1218;--panel:#171b24;--cell:#1d222d;--cell-peer:#222835;--cell-cage:#283044;--cell-same:#2a3a55;--cell-sel:#3358a8;--line:#2c3342;--line-strong:#6b7590;--cage:#8a94ad;--ink:#eef1f7;--ink-user:#8fc6ff;--ink-note:#9aa3b5;--wrong:#ff6b7a;--accent:#ffd166;--btn:#232937;--btn-hi:#2f3748;--sg-exit-bg:transparent;--sg-exit-color:var(--ink);--sg-exit-size:44px;--sg-exit-radius:10px;--sg-exit-border:1px solid var(--line)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--ink);-webkit-user-select:none;user-select:none;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}#app{height:100dvh;padding:max(8px, env(safe-area-inset-top)) 12px max(10px, env(safe-area-inset-bottom));flex-direction:column;align-items:center;gap:8px;display:flex}.hud{justify-content:space-between;align-items:center;gap:8px;width:min(100%,560px);display:flex}.hud-left,.hud-right{align-items:center;gap:8px;display:flex}.hud-left{min-width:0}.hud-right{flex-shrink:0}h1{letter-spacing:.02em;white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:18px;overflow:hidden}.pill{background:var(--btn);color:var(--ink-note);text-transform:capitalize;white-space:nowrap;border-radius:999px;padding:3px 9px;font-size:12px}.stat{font-variant-numeric:tabular-nums;color:var(--ink-note);text-align:right;min-width:40px;font-size:15px}.hud-btn{border:1px solid var(--line);width:44px;height:44px;color:var(--ink);cursor:pointer;background:0 0;border-radius:10px;font-size:18px}.hud-btn.off{color:var(--ink-note);text-decoration:line-through}.board{--size:min(100vw - 24px, 100dvh - 290px, 520px);width:var(--size);height:var(--size);border:2px solid var(--line-strong);background:var(--line);border-radius:6px;grid-template-rows:repeat(9,1fr);grid-template-columns:repeat(9,1fr);gap:1px;display:grid;overflow:hidden}.cell{background:var(--cell);color:var(--ink);font:600 calc(var(--size) / 17) system-ui, sans-serif;cursor:pointer;border:0;place-items:center;margin:0;padding:0;transition:background 80ms;display:grid;position:relative}.cell.br{border-right:2px solid var(--line-strong)}.cell.bb{border-bottom:2px solid var(--line-strong)}.cell.peer{background:var(--cell-peer)}.cell.cage{background:var(--cell-cage)}.cell.same{background:var(--cell-same)}.cell.sel{background:var(--cell-sel)}.cell.user{color:var(--ink-user)}.cell.wrong{color:var(--wrong)}.cell.pop .v{animation:.18s ease-out pop}@keyframes pop{0%{transform:scale(.6)}to{transform:scale(1)}}.cell .n{font:500 calc(var(--size) / 44) system-ui, sans-serif;color:var(--ink-note);grid-template-rows:repeat(3,1fr);grid-template-columns:repeat(3,1fr);display:none;position:absolute;inset:3px}.cell.noted .n{display:grid}.cell .n i{visibility:hidden;place-items:center;font-style:normal;line-height:1;display:grid}.cell .n i.on{visibility:visible}.cell .cg{pointer-events:none;border:1px dashed #0000;border-radius:2px;position:absolute;inset:3px}.cell.et .cg{border-top-color:var(--cage)}.cell.eb .cg{border-bottom-color:var(--cage)}.cell.el .cg{border-left-color:var(--cage)}.cell.er .cg{border-right-color:var(--cage)}.cell.badcage.et .cg{border-top-color:var(--wrong)}.cell.badcage.eb .cg{border-bottom-color:var(--wrong)}.cell.badcage.el .cg{border-left-color:var(--wrong)}.cell.badcage.er .cg{border-right-color:var(--wrong)}.cell .s{pointer-events:none;font:600 max(9px, calc(var(--size) / 42)) system-ui, sans-serif;color:var(--accent);line-height:1;position:absolute;top:2px;left:5px}.cell.badcage .s{color:var(--wrong)}.strip{width:min(100%,520px);min-height:22px;color:var(--ink-note);text-align:center;font-variant-numeric:tabular-nums;font-size:13px}.controls{flex-direction:column;gap:8px;width:min(100%,520px);display:flex}.actions{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.act{border:1px solid var(--line);background:var(--btn);height:48px;color:var(--ink);cursor:pointer;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:1px;font-size:12px;display:flex}.act .ico{font-size:18px;line-height:1}.act .ico svg{fill:none;stroke:currentColor;stroke-width:2.6px;stroke-linecap:round;stroke-linejoin:round;width:19px;height:18px;display:block}.act[aria-pressed=true]{background:var(--accent);color:#1a1500;border-color:var(--accent)}.act:disabled{opacity:.4;cursor:default}.pad{grid-template-columns:repeat(9,1fr);gap:6px;display:grid}.num{border:1px solid var(--line);background:var(--btn);height:54px;color:var(--ink-user);cursor:pointer;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;font:600 24px/1 system-ui,sans-serif;display:flex}.num small{color:var(--ink-note);margin-top:3px;font-size:10px;font-weight:500}.num.done{opacity:.25}.num:active,.act:active{background:var(--btn-hi)}.overlay{z-index:5;background:#080a0ed1;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.overlay.hidden,.hidden{display:none!important}.card{background:var(--panel);border:1px solid var(--line);text-align:center;border-radius:16px;flex-direction:column;gap:10px;width:min(100%,360px);padding:22px 20px;display:flex}.card h2{margin:0;font-size:28px}.sub{color:var(--ink-note);margin:0;font-size:14px}.sub.small{font-size:12px}.btn{border:1px solid var(--line);background:var(--btn);height:48px;color:var(--ink);cursor:pointer;border-radius:12px;font-size:16px;font-weight:600}.btn:hover{background:var(--btn-hi)}.btn:disabled{opacity:.6;cursor:wait}.btn.primary{background:var(--accent);color:#1a1500;border-color:var(--accent)}.btn.daily{border-color:var(--accent);color:var(--accent)}.btn.daily small{color:var(--ink-note);font-size:11px;font-weight:500;display:block}.levels{grid-template-columns:1fr 1fr;gap:8px;display:grid}.stats{color:var(--ink-note);margin:4px 0 0;font-size:12px}.top{text-align:left;color:var(--ink-note);margin:0;padding:0 0 0 20px;font-size:13px}.top li span{float:right;color:var(--ink);font-variant-numeric:tabular-nums}@media (max-width:430px){h1{font-size:16px}.hud-left,.hud-right{gap:6px}.stat{min-width:32px;font-size:14px}}@media (min-width:700px) and (min-height:700px){.board{--size:min(100vw - 24px, 100dvh - 310px, 560px)}}#menu>.card{text-align:left;background:linear-gradient(155deg, #20293a 0%, var(--panel) 55%);scrollbar-color:var(--line-strong) transparent;border-color:#3b4960;gap:12px;width:min(100%,400px);max-height:calc(100dvh - 28px);padding:24px;overflow-y:auto;box-shadow:0 24px 70px #0009}#menu .menu-eyebrow{color:var(--accent);letter-spacing:.14em;margin:0 0 -8px;font-size:11px;font-weight:800}#menu h2{font-size:30px;line-height:1.1}#menu .sub{color:#b7c0cf;font-size:14px;line-height:1.45}#menu .guide-open{color:#cce2ff;background:#29394f;border-color:#607b9f}#menu .guide-open:hover{background:#344a68}#menu .levels{gap:8px}#menu .stats{border-top:1px solid #394559;margin-top:4px;padding-top:12px;line-height:1.45}#rules.overlay{z-index:20}#rules .guide-card{text-align:left;scrollbar-color:var(--line-strong) transparent;background:#19202d;border-color:#405069;gap:15px;width:min(100%,610px);max-height:calc(100dvh - 24px);padding:22px;overflow:hidden;box-shadow:0 25px 80px #000a}.guide-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.guide-eyebrow{color:var(--accent);letter-spacing:.13em;margin:0 0 4px;font-size:11px;font-weight:800}.guide-head h2{font-size:29px;line-height:1.1}.guide-close{width:38px;height:38px;color:var(--ink);cursor:pointer;background:#263145;border:1px solid #3c4a61;border-radius:10px;flex:none;font-size:25px;line-height:1}.guide-intro{color:#b7c0cf;margin:-4px 0 0;font-size:14px;line-height:1.45}.guide-list{gap:9px;display:grid}.guide-rule{background:#222d3e;border:1px solid #34445c;border-radius:12px;grid-template-columns:152px minmax(0,1fr);align-items:center;gap:13px;padding:12px;display:grid}.guide-rule h3,.guide-tip h3{color:var(--ink);margin:0 0 4px;font-size:15px}.guide-rule p,.guide-tip p{color:#b7c0cf;margin:0;font-size:13px;line-height:1.45}.guide-visual{grid-template-columns:repeat(var(--guide-cols), 29px);background:#344359;border:1px solid #5a6b84;border-radius:8px;gap:2px;width:max-content;max-width:100%;padding:4px;display:grid}.guide-cell{color:#dce9fa;background:#1b2432;border-radius:4px;place-items:center;width:29px;height:29px;font-size:17px;font-weight:700;line-height:1;display:grid}.guide-cell[data-kind=tree],.guide-cell[data-kind=queen]{background:#31513d}.guide-cell[data-kind=tent],.guide-cell[data-kind=filled]{background:#445b81}.guide-cell[data-kind=sea]{color:#b9ddff;background:#31537b}.guide-cell[data-kind=flag],.guide-cell[data-kind=blocked]{color:#ffc3ce;background:#593743}.guide-cell[data-kind=number],.guide-cell[data-kind=symbol]{color:var(--accent);background:#35425a}.guide-tip{background:#342d24;border:1px solid #816b48;border-radius:12px;align-items:center;gap:15px;padding:14px;display:flex}.guide-tip .guide-visual{flex:none}.guide-controls{color:#b7c0cf;margin:0;font-size:13px;line-height:1.5}.guide-done{flex:none;width:100%}#win>.result-card,#end>.result-card{text-align:left;scrollbar-color:var(--line-strong) transparent;border-color:#3b4960;gap:15px;width:min(100%,430px);max-height:calc(100dvh - 32px);padding:22px;overflow-y:auto;box-shadow:0 25px 80px #0009}.result-header{align-items:center;gap:13px;display:flex}.result-icon{color:#8ce5a7;background:#294e38;border-radius:13px;flex:none;place-items:center;width:46px;height:46px;font-size:28px;font-weight:800;display:grid}.result-header.lost .result-icon{color:#ffa4af;background:#563139}.result-eyebrow{color:#8ce5a7;letter-spacing:.14em;margin:0 0 2px;font-size:11px;font-weight:800}.result-header.lost .result-eyebrow{color:#ffa4af}.result-header h2{font-size:30px;line-height:1.1}.result-summary{background:#222b3b;border:1px solid #4e5f78;border-radius:14px;flex-direction:column;gap:10px;padding:16px;display:flex}.result-level{color:var(--ink-user);margin:0;font-size:15px;font-weight:700}.result-time-row{align-items:baseline;gap:10px;display:flex}.result-time{color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.04em;font-size:42px;line-height:1}.result-time-label{color:var(--ink-note);font-size:14px}.result-metrics{border-top:1px solid #3e4c62;flex-wrap:wrap;gap:8px;padding-top:11px;display:flex}.result-metric{color:var(--ink-note);background:#2d394d;border-radius:8px;align-items:baseline;gap:5px;padding:5px 9px;font-size:13px;display:inline-flex}.result-metric strong{color:var(--ink);font-variant-numeric:tabular-nums;font-size:18px}.result-source{display:none}.result-progress{border:1px solid var(--line);background:#1d2330;border-radius:14px;padding:14px 16px}.result-progress h3{margin:0 0 7px;font-size:17px}.result-progress .sub{color:#b7c0cf;margin:0;font-size:15px;line-height:1.4}.result-progress h4{color:var(--ink-note);text-transform:uppercase;letter-spacing:.08em;border-top:1px solid #384255;margin:13px 0 8px;padding-top:12px;font-size:11px;font-weight:700}.result-progress .top{counter-reset:leaders;gap:5px;margin:0;padding:0;list-style:none;display:grid}.result-progress .top li{min-width:0;color:var(--ink);counter-increment:leaders;background:#252d3b;border-radius:8px;align-items:center;gap:8px;padding:7px 9px;font-size:14px;display:flex}.result-progress .top li:before{content:counter(leaders) ".";width:24px;color:var(--ink-note);flex:none;font-weight:700}.result-progress .top li span{float:none;color:var(--accent);font-variant-numeric:tabular-nums;margin-left:auto;font-weight:800}.result-actions{gap:9px;display:grid}.result-actions .btn{width:100%}@media (max-width:510px){#menu>.card,#win>.result-card,#end>.result-card{padding:19px}#rules .guide-card{gap:12px;padding:18px}.guide-rule{grid-template-columns:1fr;gap:8px}.guide-tip{align-items:flex-start}}.guide-body{scrollbar-color:var(--line-strong) transparent;flex-direction:column;gap:15px;min-height:0;display:flex;overflow-y:auto}#menu>.card,#win>.card,#end>.card{max-height:100%}#menu>.card>*,#win>.card>*,#end>.card>*{flex-shrink:0}.hud sg-exit{z-index:6;position:relative}@media (orientation:landscape) and (max-height:560px){body:not(.cover) #app{padding:max(8px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));grid-template-rows:auto auto auto 1fr;grid-template-columns:minmax(0,1fr) minmax(250px,340px);place-content:stretch center;gap:8px 16px;display:grid}body:not(.cover) #app>*{grid-column:2;width:100%;min-width:0}body:not(.cover) #app>.board{width:var(--size);--size:min(100dvh - 20px, 100vw - 380px);grid-area:1/1/-1;place-self:center}.pad{grid-template-columns:repeat(5,1fr)}#menu>.card{gap:10px;width:min(100%,640px,100vw - 136px);padding:16px 22px}#menu .levels{grid-template-columns:repeat(auto-fit,minmax(84px,1fr))}body:has(.overlay:not(.hidden)) .hud-left{visibility:hidden}body:has(.overlay:not(.hidden)) .hud .stat{visibility:hidden}.overlay{padding-top:8px;padding-bottom:8px}}body.cover #app{justify-content:center;gap:0;padding:0;overflow:hidden}body.cover .hud,body.cover .strip,body.cover .controls,body.cover .overlay{display:none!important}body.cover .board{--size:1560px;border-radius:0;flex:none}body.cover .cell .s{font-size:calc(var(--size) / 36);top:8px;left:10px}body.cover .cell .cg{border-width:3px;inset:5px}body.cover .cell .n{font-size:calc(var(--size) / 34);inset:18% 4% 4%}